Question Solve the quadratic equation Solve using square roots Solve using the quadratic formula Solve using the PQ formula x1=−7221,x2=7221Alternative Form x1≈−1.309307,x2≈1.309307 Evaluate 7x2−12=0Add or subtract both sides 7x2=12Divide both sides 77x2=712Divide the numbers x2=712Take the root of both sides of the equation and remember to use both positive and negative roots x=±712Simplify the expression x=±7221Separate the equation into 2 possible cases x=7221x=−7221Solution x1=−7221,x2=7221Alternative Form x1≈−1.309307,x2≈1.309307 Show Solution Graph